self-study.eu - robtex.com
self-study.eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 77.71.73.83🇧🇬 BGWAN-AS77.71.73.0/24 Geodim Ltd. | ||||||
| PTR | ip-83-73-71-77.bgwan.com | ||||||
| NS | ns15.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21b0::8🇺🇸 GODADDY-DNS2603:5:21b0::/44 | ||||||
| PTR | ns15.domaincontrol.com | ||||||
| A | 97.74.107.8🇺🇸 GODADDY-DNS97.74.106.0/23 | ||||||
| PTR | ns15.domaincontrol.com | ||||||
| NS | ns16.domaincontrol.com | ||||||
| A | 2603:5:22b0::8🇺🇸 GODADDY-DNS2603:5:22b0::/44 | ||||||
| PTR | ns16.domaincontrol.com | ||||||
| A | 173.201.75.8🇺🇸 GODADDY-DNS173.201.74.0/23 | ||||||
| PTR | ns16.domaincontrol.com | ||||||
| MX | mail.self-study.eu ⭐ | ||||||
| A | 66.102.133.51🇨🇦 ONIAAS66.102.128.0/20 115 George St. Suite 511 Oakville ON L6J 0A2 Canada | ||||||
| PTR | sh-cp24.yyz2.servername.online | ||||||
| SOA | ns15.domaincontrol.comdns@jomax.net 2026-01-09 #13 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1124135854 | ||||||
Subdomains
mail.self-study.eu |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSns15.domaincontrol.com2026-03-27 → 2026-05-12 · 3 obs
● 2026-03-27 21:50:28
● 2026-05-12 16:05:58
●NSns16.domaincontrol.com2026-03-27 → 2026-05-12 · 3 obs
● 2026-03-27 21:50:28
● 2026-05-12 16:05:58
○NSns79.axc.nl2015-05-30 → 2017-03-19 · 4 obs
● 2017-03-19 13:49:08
○ 2020-01-27 03:04:44
○ 2026-05-12 16:05:58
○NSns80.axc.nl2015-05-30 → 2017-03-19 · 4 obs
● 2017-03-19 13:49:08
○ 2020-01-27 03:04:44
○ 2026-05-12 16:05:58
●MXmail.self-study.eu2015-05-30 → 2026-05-12 · 5 obs
● 2017-03-19 13:49:08
○ 2020-01-27 03:04:44
● 2026-03-27 21:50:28
● 2026-05-12 16:05:58
○A159.253.0.882015-05-30 → 2017-03-19 · 4 obs
● 2017-03-19 13:49:08
○ 2020-01-27 03:04:44
○ 2026-05-12 16:05:58
●A77.71.73.832026-03-27 → 2026-05-12 · 3 obs
● 2026-03-27 21:50:28
● 2026-05-12 16:05:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | si.dns.eu, be.dns.eu, y.dns.eu, x.dns.eu... | - |
| self-study.eu | ns15.domaincontrol.com, ns16.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.107.8
NS records: ns15.domaincontrol.com, ns16.domaincontrol.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 529ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.71.73.83 |
| NS | 2 | ns15.domaincontrol.com, ns16.domaincontrol.com |
| MX | 1 | mail.self-study.eu (pri: 0) |
| SOA | 1 | ns15.domaincontrol.com dns.jomax.net |
Analysis
Hierarchy
self-study.eu is the parent of mail.self-study.eu.
IP Addresses
self-study.eu resolves to one IP number: 77.71.73.83.
Name Servers
self-study.eu is delegated to two name servers ns15.domaincontrol.com and ns16.domaincontrol.com.
self-study.eu shares the same name server setup as other domains, for instance epshelp.com, philadelphiasail.com, cbted.com, yottabyte.org and felix-beck.de.
Host names with two IP numbers:
The host name ns15.domaincontrol.com points to 2603:5:21b0::8 and 97.74.107.8; the host name ns16.domaincontrol.com points to 2603:5:22b0::8 and 173.201.75.8.
Mail Servers
self-study.eu is handled by a single mail server, mail.self-study.eu.
mail.self-study.eu resolves to IP 66.102.133.51.